FR2456444B1 - DEVICE FOR RESTORING AND ENHANCING THE VERTICAL DETAIL OF A VIDEO IMAGE - Google Patents

DEVICE FOR RESTORING AND ENHANCING THE VERTICAL DETAIL OF A VIDEO IMAGE

Info

Publication number: FR2456444B1
Authority: FR; France
Prior art keywords: restoring; enhancing; video image; vertical detail; vertical
Prior art date: 1979-05-11
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

FR8010435A

Other languages

French (fr)

Other versions

FR2456444A1 (en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

RCA Corp

Original Assignee

RCA Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1979-05-11

Filing date

1980-05-09

Publication date

1985-11-08

1980-05-09 Application filed by RCA Corp filed Critical RCA Corp

1980-12-05 Publication of FR2456444A1 publication Critical patent/FR2456444A1/en

1985-11-08 Application granted granted Critical

1985-11-08 Publication of FR2456444B1 publication Critical patent/FR2456444B1/en

Status Expired legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Processing Of Color Television Signals (AREA)
Picture Signal Circuits (AREA)
Color Television Systems (AREA)

FR8010435A 1979-05-11 1980-05-09 DEVICE FOR RESTORING AND ENHANCING THE VERTICAL DETAIL OF A VIDEO IMAGE Expired FR2456444B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/038,202 US4223339A (en)	1979-05-11	1979-05-11	Video image vertical detail restoration and enhancement

Publications (2)

Publication Number	Publication Date
FR2456444A1 FR2456444A1 (en)	1980-12-05
FR2456444B1 true FR2456444B1 (en)	1985-11-08

Family

ID=21898626

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8010435A Expired FR2456444B1 (en)	1979-05-11	1980-05-09	DEVICE FOR RESTORING AND ENHANCING THE VERTICAL DETAIL OF A VIDEO IMAGE

Country Status (23)

Country	Link
US (1)	US4223339A (en)
JP (1)	JPS55153489A (en)
KR (1)	KR830004026A (en)
AT (1)	AT383714B (en)
AU (1)	AU536333B2 (en)
BE (1)	BE883155A (en)
CA (1)	CA1140253A (en)
DE (1)	DE3017930C2 (en)
DK (1)	DK147959C (en)
ES (1)	ES491346A0 (en)
FI (1)	FI69380C (en)
FR (1)	FR2456444B1 (en)
GB (1)	GB2050110B (en)
HK (1)	HK17287A (en)
IT (1)	IT1131154B (en)
MY (1)	MY8500729A (en)
NL (1)	NL191551C (en)
NZ (1)	NZ193571A (en)
PL (1)	PL129458B1 (en)
PT (1)	PT71199A (en)
SE (1)	SE447530B (en)
SU (1)	SU1082344A3 (en)
ZA (1)	ZA802769B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4245237A (en) *	1979-05-11	1981-01-13	Rca Corporation	Controllable non-linear processing of video signals
US4445152A (en) *	1980-09-02	1984-04-24	Karlock James A	Video detail enhancing circuit
US4402006A (en) *	1981-02-23	1983-08-30	Karlock James A	Image enhancer apparatus
US4365266A (en) *	1981-04-20	1982-12-21	Rca Corporation	Horizontal and vertical image detail processing of a color television signal
GB8608811D0 (en) *	1986-04-11	1986-05-14	Avesco Plc	Video comb filter digital decoder
JPS6327819A (en) *	1986-07-22	1988-02-05	Nissan Motor Co Ltd	Electrochromic element
GB2250886B (en) *	1990-12-13	1995-06-14	Rank Cintel Ltd	Noise reduction in video signals
US5287174A (en) *	1991-04-05	1994-02-15	Sanyo Electric Co., Ltd.	Vertical resolution correcting circuit for video signal
US6172718B1 (en) *	1998-04-17	2001-01-09	S3 Incorporated	Adaptive dynamic aperture correction
GB2420671B (en) *	2002-09-12	2006-08-02	Snell & Wilcox Ltd	Composite decoding
TWI430653B (en) *	2009-03-13	2014-03-11	Asustek Comp Inc	Image processing device and image processing method
TWI390961B (en) *	2009-03-13	2013-03-21	Asustek Comp Inc	Image processing device and image processing method
US8761537B2 (en) *	2011-05-27	2014-06-24	Vixs Systems, Inc.	Adaptive edge enhancement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2053513C3 (en) *	1970-10-31	1975-08-14	Robert Bosch Gmbh, 7000 Stuttgart	Method and arrangement for avoiding the loss of resolution in the vertical direction of a color television picture
US3715477A (en) *	1971-03-11	1973-02-06	Rca Corp	Video signal noise-limiting apparatus
US4143397A (en) *	1976-04-19	1979-03-06	Rca Corporation	Comb filter apparatus
US4074321A (en) *	1976-10-12	1978-02-14	The Magnavox Company	Circuit for separating chroma and luminance information in a composite video signal
US4096516A (en) *	1977-03-25	1978-06-20	Rca Corporation	Electronic signal processing apparatus

1979
- 1979-05-11 US US06/038,202 patent/US4223339A/en not_active Expired - Lifetime
1980
- 1980-04-30 NZ NZ193571A patent/NZ193571A/en unknown
- 1980-05-02 FI FI801424A patent/FI69380C/en not_active IP Right Cessation
- 1980-05-05 SE SE8003336A patent/SE447530B/en not_active IP Right Cessation
- 1980-05-05 AU AU58088/80A patent/AU536333B2/en not_active Expired
- 1980-05-06 IT IT21828/80A patent/IT1131154B/en active
- 1980-05-07 PT PT71199A patent/PT71199A/en unknown
- 1980-05-07 BE BE0/200505A patent/BE883155A/en not_active IP Right Cessation
- 1980-05-08 ZA ZA00802769A patent/ZA802769B/en unknown
- 1980-05-08 SU SU802921951A patent/SU1082344A3/en active
- 1980-05-09 JP JP6216280A patent/JPS55153489A/en active Granted
- 1980-05-09 DK DK204380A patent/DK147959C/en not_active IP Right Cessation
- 1980-05-09 ES ES491346A patent/ES491346A0/en active Granted
- 1980-05-09 AT AT0250080A patent/AT383714B/en not_active IP Right Cessation
- 1980-05-09 CA CA000351779A patent/CA1140253A/en not_active Expired
- 1980-05-09 FR FR8010435A patent/FR2456444B1/en not_active Expired
- 1980-05-09 GB GB8015407A patent/GB2050110B/en not_active Expired
- 1980-05-09 DE DE3017930A patent/DE3017930C2/en not_active Expired
- 1980-05-09 NL NL8002709A patent/NL191551C/en not_active IP Right Cessation
- 1980-05-12 PL PL1980224176A patent/PL129458B1/en unknown
- 1980-05-12 KR KR1019800001868A patent/KR830004026A/en unknown
1985
- 1985-12-30 MY MY729/85A patent/MY8500729A/en unknown
1987
- 1987-02-26 HK HK172/87A patent/HK17287A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
KR830004026A (en)	1983-06-30
SU1082344A3 (en)	1984-03-23
MY8500729A (en)	1985-12-31
DK147959C (en)	1985-09-23
AT383714B (en)	1987-08-10
IT1131154B (en)	1986-06-18
NL191551C (en)	1995-09-04
GB2050110A (en)	1980-12-31
PL129458B1 (en)	1984-05-31
HK17287A (en)	1987-03-06
SE8003336L (en)	1980-11-12
ATA250080A (en)	1986-12-15
ES8105911A1 (en)	1981-06-16
DK147959B (en)	1985-01-14
NL191551B (en)	1995-05-01
PT71199A (en)	1980-06-01
SE447530B (en)	1986-11-17
AU5808880A (en)	1980-11-13
DE3017930C2 (en)	1983-01-05
FI69380C (en)	1986-01-10
US4223339A (en)	1980-09-16
CA1140253A (en)	1983-01-25
IT8021828A0 (en)	1980-05-06
FI69380B (en)	1985-09-30
JPS55153489A (en)	1980-11-29
ES491346A0 (en)	1981-06-16
DE3017930A1 (en)	1980-11-20
NL8002709A (en)	1980-11-13
ZA802769B (en)	1981-07-29
DK204380A (en)	1980-11-12
JPH0135553B2 (en)	1989-07-26
NZ193571A (en)	1983-12-16
PL224176A1 (en)	1981-02-27
BE883155A (en)	1980-09-01
FI801424A (en)	1980-11-12
AU536333B2 (en)	1984-05-03
GB2050110B (en)	1983-03-09
FR2456444A1 (en)	1980-12-05

Legal Events

Date	Code	Title	Description
1989-05-19	TP	Transmission of property

Publication	Publication Date	Title
FR2471104B1 (en)	1985-11-15	DEVICE FOR MODIFYING THE FORMAT OF A TELEVISION IMAGE
FR2345028A1 (en)	1977-10-14	TV IMAGE DIMENSION VARIATION DEVICE
FR2313828A1 (en)	1976-12-31	LARGE SCREEN IMAGE DISPLAY PROCESS AND DEVICE
FR2325263A1 (en)	1977-04-15	VIDEO IMAGE TAKING DEVICE
BE882696R (en)	1980-07-31	IMAGE VIEWING APPARATUS
FR2541784B1 (en)	1986-05-16	DEVICE FOR STATIC DEFLECTION OF AN INFRARED BEAM
FR2554261B1 (en)	1987-04-30	SENSITIVE DISPLAY DEVICE HAVING A SCANNING SCREEN
FR2510333B1 (en)	1987-07-10	IMAGE SCANNING APPARATUS
BE870625A (en)	1979-03-20	IMAGE VIEWER
FR2456452B1 (en)	1984-11-30	IMAGE DISPLAY APPARATUS
FR2457506B1 (en)	1985-08-30	DEVICE AND METHOD FOR RECORDING AN IMAGE WITH REDUCED CONTRAST
FR2456444B1 (en)	1985-11-08	DEVICE FOR RESTORING AND ENHANCING THE VERTICAL DETAIL OF A VIDEO IMAGE
FR2499764B1 (en)	1985-12-13	COLOR IMAGE DISPLAY DEVICE
BE867362A (en)	1978-09-18	ELECTROSTATIC AND VISIBLE IMAGE TRAINING CHAMBER
FR2504342B1 (en)	1988-07-08	DEVICE FOR PROCESSING THE HORIZONTAL AND VERTICAL DETAIL OF THE IMAGE IN A COLOR TELEVISION SIGNAL
FR2456447B1 (en)	1985-08-09	DEVICE FOR NON-LINEAR PROCESSING OF VERTICAL DETAIL INFORMATION OF A VIDEO IMAGE
FR2491240B1 (en)	1988-01-15	SEQUENCE INSTRUCTION DISPLAY DEVICE
FR2499801B1 (en)	1986-02-28	FLAT-TYPE IMAGE DISPLAY DEVICE
FR2509556B1 (en)	1989-01-20	IMAGE SCANNING AND RECORDING DEVICE
FR2447657B1 (en)	1986-03-28	IMAGE TUBE SUPPORT DEVICE
FR2509939B1 (en)	1988-12-30	IMAGE RECORDING DEVICE
BE873513A (en)	1979-07-16	DEVIATION DEVICE AND TUBE OF COLOR TELEVISION IMAGES EQUIPPED WITH SUCH A DEVICE
FR2536207B1 (en)	1988-08-12	IMAGE DISPLAY APPARATUS
FR2552960B1 (en)	1994-05-13	IMAGE DISPLAY APPARATUS
BE865679A (en)	1978-10-04	IMAGE REPRODUCING TUBE